Curated OER
Daily and Seasonal Cycles
First graders identify the sun as a source of heat and light. They identify features of houses that help keep use sheltered and comfortable throughout daily and seasonal cycles. Students are told that summer is the best season to...
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Chemistry: Chemical Reaction
In this chemical reactions worksheet, learners name the reactants and products, balance the equation, calculate the molecular weight of the reactants and products, and classify each reaction type. Students fill in a table of solubility...
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Integrating Biology: The Elements in Your Body
In this body elements instructional activity, students read about the chemical make-up of the human body and answer questions about the elements.
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Math in Science-Radioactive Decay and Half-Life
In this radioactive decay and half-life instructional activity, students use given half-lifes to calculate the amount of time it will take for certain amounts of elements to decay. They also find the age of samples and determine how many...
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Fertilizers: Friend or Foe?
In this fertilizer worksheet, students read about natural and manufactured fertilizers. They answer four critical thinking questions about fertilizers and their use.
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Properties of Matter
In this properties of matter worksheet, students answer 6 questions related to matter. They classify and categorize given statements as chemical or physical properties, they identify chemical and physical changes and they find the...
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Naming III-Identifying Problems Chemical Compound Names
In this naming chemical compounds instructional activity, students are given 9 lettered statements that they use to match with 10 statements about compounds. Students also review the rules for naming compounds by filling in 25 blanks to...
Creative Chemistry
Working out the Shapes of Molecules
For this molecular geometry worksheet, learners are given directions and four examples for predicting the geometry of molecules. They determine whether the molecules are pyramidal or trigonal bipyramidal.
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Atomic Structure
For this atomic structure worksheet, students select answers to 8 fill in the blank questions on subatomic particles from the drop down box.
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Molecular Architecture
Students cuminate their study of molecular structure and bonding with this activity.
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Nutrient Enrichment vs. Oxygen Depletion
Learners investigate how excess nutrients enter a body of water, and the harmful effects they have on aquatic organisms.
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Working Out Empirical Formulae
In this chemical compounds worksheet, students learn the steps for determining the empirical formula of a compound and then complete 3 problems.
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Managing Nutrients in Livestock Manure
Livestock managers reinforce math and science skills while learning about the nutrients found in manure. They predict which animal produces the largest amount and which animal's manure contains the most nitrogen. Finally, they compare...
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Periodic Table I Quiz
In this periodic table I quiz, students select the best answer to the given questions. Students apply their knowledge of the periodic table and the arrangement to correctly answer the questions presented.
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Carbohydrates
In this carbohydrates activity, students review the six groups of nutrients needed for the human body. Students focus on sugars and carbohydrates, the sources of these nutrients and how the body uses these nutrients. This activity has 4...
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Review Questions-Molecular Geometry and VSEPR Theory
In this molecular geometry and VSEPR learning exercise, students find bond angles, hybridization, determine polarity and draw orbital box diagrams of molecules. They determine molecular geometry and bond angles of given molecules and...
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Nutrition and Fitness
Students explore nutrients found in foods. In this health lesson, students discuss the importance of a healthy diet and exercise. Students track the number of calories burned during various forms of exercise.
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DNA
Students explore the basics of DNA and its history. In this DNA lesson students extract DNA from fruits and understand how it is used in forensics.
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Bonding Basics - Covalent Bonds
For this chemistry worksheet, students complete the chart for each of the given elements by naming the number of protons, electrons, Valence electrons, and the electrons used to fill the outer shell. Then they complete each covalent bond...
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Equilibrium Equations
In this chemical reactions worksheet, students calculate the equilibrium constant for given reactions. Students decide if reactions are homogeneous or heterogeneous and if the equilibrium favors reactants or products. This worksheet has...
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Not Just a Fish Tank
Learners learn about a specific species of fish, study the effects of outside substances on the reproductive development of a fish, and explore the process of a wastewater treatment facility.
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Broken Bones
Students listen to a lecture on broken bones. They review the proper first aid techniques and practice setting splints on one another. They observe X-rays and animal bones.
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Soil Microbiology- Nitrogen cycle
Students take a virtual trip to a Catfish Aquaculture Pond and analyze soil bacteria to determine how many nitrogen cycle bacteria are present. They graph the number of colonies present and use data to determine ammonium levels in the soil.
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Investigating the Shapes of Covalent Molecules and Measuring their Respective Bond Lengths and Bond Angles
High schoolers will draw Lewis structures of common covalent compounds using a Chem 3D computer program. They will predict the shapes of the molecules, complete a data table, and formulate rules for predicting shapes of molecules. In the...
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